Don't leak passes if added outside of the area determined by Started/Stopped flags.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187722 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/llvm/CodeGen/Passes.h b/include/llvm/CodeGen/Passes.h
index 98d1e0a..9b6f61e 100644
--- a/include/llvm/CodeGen/Passes.h
+++ b/include/llvm/CodeGen/Passes.h
@@ -308,7 +308,8 @@
AnalysisID addPass(AnalysisID PassID);
/// Add a pass to the PassManager if that pass is supposed to be run, as
- /// determined by the StartAfter and StopAfter options.
+ /// determined by the StartAfter and StopAfter options. Takes ownership of the
+ /// pass.
void addPass(Pass *P);
/// addMachinePasses helper to create the target-selected or overriden
diff --git a/lib/CodeGen/Passes.cpp b/lib/CodeGen/Passes.cpp
index 203eec0..c0861c5 100644
--- a/lib/CodeGen/Passes.cpp
+++ b/lib/CodeGen/Passes.cpp
@@ -300,6 +300,8 @@
if (Started && !Stopped)
PM->add(P);
+ else
+ delete P;
if (StopAfter == PassID)
Stopped = true;
if (StartAfter == PassID)